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| author | Duncan P. N. Exon Smith <dexonsmith@apple.com> | 2015-02-13 01:07:46 +0000 |
|---|---|---|
| committer | Duncan P. N. Exon Smith <dexonsmith@apple.com> | 2015-02-13 01:07:46 +0000 |
| commit | 193a4fdafd9d4d4d6bbb7a1885fb30427434fe97 (patch) | |
| tree | 1fd83baad32b5aec414d345b99fe39eb88e5fdfb /llvm/unittests/IR/MetadataTest.cpp | |
| parent | 3b631d291efec2b8b1ef2f20d63e2b31d2bd8254 (diff) | |
| download | bcm5719-llvm-193a4fdafd9d4d4d6bbb7a1885fb30427434fe97.tar.gz bcm5719-llvm-193a4fdafd9d4d4d6bbb7a1885fb30427434fe97.zip | |
IR: Add MDExpression::ExprOperand
Port `DIExpression::Operand` over to `MDExpression::ExprOperand`. The
logic is needed directly in `MDExpression` to support printing in
assembly.
llvm-svn: 229002
Diffstat (limited to 'llvm/unittests/IR/MetadataTest.cpp')
| -rw-r--r-- | llvm/unittests/IR/MetadataTest.cpp | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/llvm/unittests/IR/MetadataTest.cpp b/llvm/unittests/IR/MetadataTest.cpp index e8e6d68c5fa..162f30e640a 100644 --- a/llvm/unittests/IR/MetadataTest.cpp +++ b/llvm/unittests/IR/MetadataTest.cpp @@ -1407,6 +1407,42 @@ TEST_F(MDExpressionTest, get) { EXPECT_EQ(0u, N->getElement(4)); } +TEST_F(MDExpressionTest, isValid) { +#define EXPECT_VALID(...) \ + do { \ + uint64_t Elements[] = {__VA_ARGS__}; \ + EXPECT_TRUE(MDExpression::get(Context, Elements)->isValid()); \ + } while (false) +#define EXPECT_INVALID(...) \ + do { \ + uint64_t Elements[] = {__VA_ARGS__}; \ + EXPECT_FALSE(MDExpression::get(Context, Elements)->isValid()); \ + } while (false) + + // Empty expression should be valid. + EXPECT_TRUE(MDExpression::get(Context, None)); + + // Valid constructions. + EXPECT_VALID(dwarf::DW_OP_plus, 6); + EXPECT_VALID(dwarf::DW_OP_deref); + EXPECT_VALID(dwarf::DW_OP_bit_piece, 3, 7); + EXPECT_VALID(dwarf::DW_OP_plus, 6, dwarf::DW_OP_deref); + EXPECT_VALID(dwarf::DW_OP_deref, dwarf::DW_OP_plus, 6); + EXPECT_VALID(dwarf::DW_OP_deref, dwarf::DW_OP_bit_piece, 3, 7); + EXPECT_VALID(dwarf::DW_OP_deref, dwarf::DW_OP_plus, 6, dwarf::DW_OP_bit_piece, 3, 7); + + // Invalid constructions. + EXPECT_INVALID(~0u); + EXPECT_INVALID(dwarf::DW_OP_plus); + EXPECT_INVALID(dwarf::DW_OP_bit_piece); + EXPECT_INVALID(dwarf::DW_OP_bit_piece, 3); + EXPECT_INVALID(dwarf::DW_OP_bit_piece, 3, 7, dwarf::DW_OP_plus, 3); + EXPECT_INVALID(dwarf::DW_OP_bit_piece, 3, 7, dwarf::DW_OP_deref); + +#undef EXPECT_VALID +#undef EXPECT_INVALID +} + typedef MetadataTest MDObjCPropertyTest; TEST_F(MDObjCPropertyTest, get) { |
